BESTfit 5 Inch Turbo Pipe Extension Elbow Replaces 14-13409 For Peterbilt 357, 378, 379

BESTfit Turbo Extension Pipe Fits Peterbilt

For trucks equipped with high-mount exhaust systems, the BESTfit 5 Inch Turbo Pipe Extension Elbow ensures your Peterbilt 357, 378, or 379 maintains optimal turbo performance. Constructed from corrosion-resistant aluminized steel, it provides a 5-inch inlet, 5-inch outlet, and 20-degree bend, offering smooth airflow and reducing wear on turbo components. Built for long-term durability, it helps prevent exhaust leaks and maintains engine efficiency under heavy-duty operation. Sold individually, it's the ideal upgrade for operators seeking dependable, professional-grade performance.

* High Quality Turbo Extension Pipe
* Made Of Aluminized Steel
* For Trucks Equipped With High Mount ( Above The Frame ) Exhaust
* 5 Inch ID Inlet
* 5 Inch OD Outlet
* Single Bend 20 Degree
* Sold Individually
* Warranty On Turbo Extension Pipes Against Defects In Workmanship & Material From Date Of Purchase

*** High Quality Aftermarket Replacement Part (Not OEM) ***

* Replaces OE Number 14-13409

** REPLACES DYNAFLEX NUMBER 09-8-159-223